65 lines
2.1 KiB
C
65 lines
2.1 KiB
C
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// This is an additional header file for "DDForms", which was our internal
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// enhancement of Forms. This defines the precursor of the Fl_Menu class.
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//
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// Unfortunately it defined the callbacks as taking a long rather
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// than a void* argument, requiring some dubious casts to emulate it:
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#include "Fl_Menu_Bar.H"
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struct MenuEntry {
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const char *text; /*initial character indicates "type", 0 = end of menu*/
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ulong bind; /* key binding in forms format (#x, etc) */
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void (*cb)(Fl_Widget *,long); /* callback */
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long data; /* value for callback */
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int flags; /* see below for flags */
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uchar labeltype;
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uchar labelfont;
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uchar labelsize;
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uchar labelcolor;
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};
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#define CHECKED FL_MENU_CHECK
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#define UNCHECKED FL_MENU_BOX
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#define DISABLED FL_MENU_INACTIVE
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/* Turn a box into a menu bar: */
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inline void MenuBar(Fl_Widget *o,MenuEntry *m) {
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Fl_Menu_Bar *mb = new Fl_Menu_Bar(o->x(),o->y(),o->w(),o->h());
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mb->menu((Fl_Menu_Item*)m);
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mb->box(0);
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Fl_Group *g = (Fl_Group *)(o->parent());
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int i = g->find(*o);
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g->insert(*mb, i<g->children()-1 ? g->child(i+1) : 0);
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}
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/* advance to the Nth item in menu, skipping submenus: */
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inline MenuEntry *MenuGetEntry(MenuEntry *m,int i) {
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return (MenuEntry*)(((Fl_Menu_Item*)m)->next(i));
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}
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/* Init the shortcuts for a widget with a popup menu: */
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inline void MenuSetShortcuts(Fl_Widget *, MenuEntry *) {}
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inline void MenuAdd(
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MenuEntry m[],
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int, /* number of entries in menutable, ignored here */
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const char *text,
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const char *bind,
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void (*cb)(Fl_Widget *,long),
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long data,
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int flags) {
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((Fl_Menu_Item*)m)->add(text,bind,(Fl_Callback*)cb,(void *)data,flags);
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}
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inline MenuEntry *MenuPopup(Fl_Widget *o,const char *title,MenuEntry *m,double x,double y) {
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const Fl_Menu_Item* v = ((Fl_Menu_Item*)m)->popup(x,y,title);
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if (v && v->callback_) v->do_callback(o);
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return (MenuEntry *)v;
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}
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inline MenuEntry *MenuHandleShortcut(Fl_Widget *o,MenuEntry *m,char) {
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const Fl_Menu_Item* v = ((Fl_Menu_Item*)m)->test_shortcut();
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if (v && v->callback_) v->do_callback(o);
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return (MenuEntry *)v;
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}
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